bl31 PSCI

linux cpu管理（三） psci启动 - 知乎

std_svc_smc_handler ==>

    psci_smc_handler ==>

        PSCI_SYSTEM_RESET::

        psci_system_reset ==>

            psci_plat_pm_ops->system_reset  其中system_reset在plat/rockchip/common/plat_pm.c   .system_reset = rockchip_system_reset注册，复位整个SoC

       PSCI_CPU_ON_AARCH64::

       psci_cpu_on ==>

            psci_cpu_on_start ==>

            psci_plat_pm_ops->pwr_domain_on 其中pwr_domain_on在plat/nvidia/tegra/common/tegra_pm.c  .pwr_domain_on = tegra_pwr_domain_on，上电某个CPU power

       PSCI_CPU_OFF::

       psci_cpu_off ==>

           psci_do_cpu_off ==>

           psci_plat_pm_ops->pwr_domain_off 其中pwr_domain_off在plat/nvidia/tegra/soc/t210/tegra_pm.c  .pwr_domain_off = tegra_pwr_domain_off